/* ---------------------------------------------------------------------- * Project: CMSIS DSP Python Wrapper * Title: cmsismodule.h * Description: C code for the CMSIS-DSP Python wrapper * * $Date: 27 April 2021 * $Revision: V1.0 * * Target Processor: Cortex-M cores * -------------------------------------------------------------------- */ /* * Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved. * * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the License); you may * not use this file except in compliance with the License. * You may obtain a copy of the License at * * www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an AS IS BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #define MODNAME "cmsisdsp_distance" #define MODINITNAME cmsisdsp_distance #include "cmsisdsp_module.h" NUMPYVECTORFROMBUFFER(f32,float32_t,NPY_FLOAT); void typeRegistration(PyObject *module) { } #define FLOATDIST(NAME) \ static PyObject * \ cmsis_arm_##NAME##_f32(PyObject *obj, PyObject *args) \ { \ \ PyObject *pSrcA=NULL; \ float32_t *pSrcA_converted=NULL; \ PyObject *pSrcB=NULL; \ float32_t *pSrcB_converted=NULL; \ uint32_t blockSize; \ float32_t result; \ \ if (PyArg_ParseTuple(args,"OO",&pSrcA,&pSrcB)) \ { \ \ GETARGUMENT(pSrcA,NPY_DOUBLE,double,float32_t); \ GETARGUMENT(pSrcB,NPY_DOUBLE,double,float32_t); \ blockSize = arraySizepSrcA ; \ \ \ \ result=arm_##NAME##_f32(pSrcA_converted,pSrcB_converted,blockSize);\ PyObject* resultOBJ=Py_BuildValue("f",result); \ \ PyObject *pythonResult = Py_BuildValue("O",resultOBJ); \ \ FREEARGUMENT(pSrcA_converted); \ FREEARGUMENT(pSrcB_converted); \ Py_DECREF(resultOBJ); \ return(pythonResult); \ \ } \ return(NULL); \ } #define FLOAT64DIST(NAME) \ static PyObject * \ cmsis_arm_##NAME##_f64(PyObject *obj, PyObject *args) \ { \ \ PyObject *pSrcA=NULL; \ float64_t *pSrcA_converted=NULL; \ PyObject *pSrcB=NULL; \ float64_t *pSrcB_converted=NULL; \ uint32_t blockSize; \ float64_t result; \ \ if (PyArg_ParseTuple(args,"OO",&pSrcA,&pSrcB)) \ { \ \ GETARGUMENT(pSrcA,NPY_DOUBLE,double,float64_t); \ GETARGUMENT(pSrcB,NPY_DOUBLE,double,float64_t); \ blockSize = arraySizepSrcA ; \ \ \ \ result=arm_##NAME##_f64(pSrcA_converted,pSrcB_converted,blockSize);\ PyObject* resultOBJ=Py_BuildValue("d",result); \ \ PyObject *pythonResult = Py_BuildValue("O",resultOBJ); \ \ FREEARGUMENT(pSrcA_converted); \ FREEARGUMENT(pSrcB_converted); \ Py_DECREF(resultOBJ); \ return(pythonResult); \ \ } \ return(NULL); \ } FLOAT64DIST(chebyshev_distance); FLOAT64DIST(cityblock_distance); FLOAT64DIST(cosine_distance); FLOAT64DIST(euclidean_distance); FLOATDIST(braycurtis_distance); FLOATDIST(canberra_distance); FLOATDIST(chebyshev_distance); FLOATDIST(cityblock_distance); FLOATDIST(correlation_distance); FLOATDIST(cosine_distance); FLOATDIST(euclidean_distance); FLOATDIST(jensenshannon_distance); static PyObject * cmsis_arm_minkowski_distance_f32(PyObject *obj, PyObject *args) { PyObject *pSrcA=NULL; float32_t *pSrcA_converted=NULL; PyObject *pSrcB=NULL; float32_t *pSrcB_converted=NULL; int32_t w; uint32_t blockSize; float32_t result; if (PyArg_ParseTuple(args,"OOl",&pSrcA,&pSrcB,&w)) { GETARGUMENT(pSrcA,NPY_DOUBLE,double,float32_t); GETARGUMENT(pSrcB,NPY_DOUBLE,double,float32_t); blockSize = arraySizepSrcA ; result=arm_minkowski_distance_f32(pSrcA_converted,pSrcB_converted,w,blockSize); PyObject* resultOBJ=Py_BuildValue("f",result); PyObject *pythonResult = Py_BuildValue("O",resultOBJ); FREEARGUMENT(pSrcA_converted); FREEARGUMENT(pSrcB_converted); Py_DECREF(resultOBJ); return(pythonResult); } return(NULL); } #define INTDIST(NAME) \ static PyObject * \ cmsis_arm_##NAME (PyObject *obj, PyObject *args) \ { \ \ PyObject *pSrcA=NULL; \ uint32_t *pSrcA_converted=NULL; \ PyObject *pSrcB=NULL; \ uint32_t *pSrcB_converted=NULL; \ uint32_t blockSize; \ float32_t result; \ \ \ if (PyArg_ParseTuple(args,"OOl",&pSrcA,&pSrcB,&blockSize)) \ { \ \ GETARGUMENT(pSrcA,NPY_UINT32,uint32_t,uint32_t); \ GETARGUMENT(pSrcB,NPY_UINT32,uint32_t,uint32_t); \ \ \ \ result=arm_##NAME (pSrcA_converted,pSrcB_converted,blockSize); \ PyObject* resultOBJ=Py_BuildValue("f",result); \ \ PyObject *pythonResult = Py_BuildValue("O",resultOBJ); \ \ FREEARGUMENT(pSrcA_converted); \ FREEARGUMENT(pSrcB_converted); \ Py_DECREF(resultOBJ); \ return(pythonResult); \ \ } \ return(NULL); \ } INTDIST(dice_distance); INTDIST(hamming_distance); INTDIST(jaccard_distance); INTDIST(kulsinski_distance); INTDIST(rogerstanimoto_distance); INTDIST(russellrao_distance); INTDIST(sokalmichener_distance); INTDIST(sokalsneath_distance); INTDIST(yule_distance); static PyMethodDef CMSISDSPMethods[] = { {"arm_braycurtis_distance_f32", cmsis_arm_braycurtis_distance_f32, METH_VARARGS,""}, {"arm_canberra_distance_f32" , cmsis_arm_canberra_distance_f32, METH_VARARGS,""}, {"arm_chebyshev_distance_f32" , cmsis_arm_chebyshev_distance_f32, METH_VARARGS,""}, {"arm_chebyshev_distance_f64" , cmsis_arm_chebyshev_distance_f64, METH_VARARGS,""}, {"arm_cityblock_distance_f32", cmsis_arm_cityblock_distance_f32, METH_VARARGS,""}, {"arm_cityblock_distance_f64", cmsis_arm_cityblock_distance_f64, METH_VARARGS,""}, {"arm_correlation_distance_f32", cmsis_arm_correlation_distance_f32, METH_VARARGS,""}, {"arm_cosine_distance_f32", cmsis_arm_cosine_distance_f32, METH_VARARGS,""}, {"arm_cosine_distance_f64", cmsis_arm_cosine_distance_f64, METH_VARARGS,""}, {"arm_euclidean_distance_f32", cmsis_arm_euclidean_distance_f32, METH_VARARGS,""}, {"arm_euclidean_distance_f64", cmsis_arm_euclidean_distance_f64, METH_VARARGS,""}, {"arm_jensenshannon_distance_f32", cmsis_arm_jensenshannon_distance_f32, METH_VARARGS,""}, {"arm_minkowski_distance_f32", cmsis_arm_minkowski_distance_f32, METH_VARARGS,""}, {"arm_dice_distance",cmsis_arm_dice_distance, METH_VARARGS,""}, {"arm_hamming_distance",cmsis_arm_hamming_distance, METH_VARARGS,""}, {"arm_jaccard_distance",cmsis_arm_jaccard_distance, METH_VARARGS,""}, {"arm_kulsinski_distance",cmsis_arm_kulsinski_distance, METH_VARARGS,""}, {"arm_rogerstanimoto_distance",cmsis_arm_rogerstanimoto_distance, METH_VARARGS,""}, {"arm_russellrao_distance",cmsis_arm_russellrao_distance, METH_VARARGS,""}, {"arm_sokalmichener_distance",cmsis_arm_sokalmichener_distance, METH_VARARGS,""}, {"arm_sokalsneath_distance",cmsis_arm_sokalsneath_distance, METH_VARARGS,""}, {"arm_yule_distance",cmsis_arm_yule_distance, METH_VARARGS,""}, {"error_out", (PyCFunction)error_out, METH_NOARGS, NULL}, {NULL, NULL, 0, NULL} /* Sentinel */ }; #ifdef IS_PY3K static int cmsisdsp_traverse(PyObject *m, visitproc visit, void *arg) { Py_VISIT(GETSTATE(m)->error); return 0; } static int cmsisdsp_clear(PyObject *m) { Py_CLEAR(GETSTATE(m)->error); return 0; } static struct PyModuleDef moduledef = { PyModuleDef_HEAD_INIT, MODNAME, NULL, sizeof(struct module_state), CMSISDSPMethods, NULL, cmsisdsp_traverse, cmsisdsp_clear, NULL }; #define INITERROR return NULL PyMODINIT_FUNC CAT(PyInit_,MODINITNAME)(void) #else #define INITERROR return void CAT(init,MODINITNAME)(void) #endif { import_array(); #ifdef IS_PY3K PyObject *module = PyModule_Create(&moduledef); #else PyObject *module = Py_InitModule(MODNAME, CMSISDSPMethods); #endif if (module == NULL) INITERROR; struct module_state *st = GETSTATE(module); st->error = PyErr_NewException(MODNAME".Error", NULL, NULL); if (st->error == NULL) { Py_DECREF(module); INITERROR; } typeRegistration(module); #ifdef IS_PY3K return module; #endif }